ul{
   list-style: none;
}

.container{
    width: 100%;
    height: 50px;
    background-color: #0166e5;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding: 0 30px;
}

.left{
    padding-right: 30px;
    border-right: 1px solid #fff;
}

.list{
    display: flex;
    flex-direction: column;
    height: 20px;
    overflow: hidden scroll;
    margin: 0;
    font-size: 16px;
}
.item{
    height: 20px;
    line-height: 20px;
}
